简便算 7777*6+1111*58

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简便算7777*6+1111*58简便算7777*6+1111*58简便算7777*6+1111*587777*6+1111*58=1111x7x6+1111x58=1111x42+1111x58=(

简便算 7777*6+1111*58
简便算 7777*6+1111*58

简便算 7777*6+1111*58
7777*6+1111*58
=1111x7x6+1111x58
=1111x42+1111x58
=(42+58)x1111
=100x1111
=111100

7777×6+1111×58
=1111×(7×6+58)
=1111×(42+58)
=1111×100
=111100